From ba61d3013a9fa50e0af1f0c9fa508582fa55e740 Mon Sep 17 00:00:00 2001
From: Max Howell <max@methylblue.com>
Date: Fri, 17 Feb 2012 12:12:05 +0000
Subject: [PATCH] Work with Xcode 4.3 if user didn't install helper tools

We ask Spotlight to find Xcode and use that path, neat right?
---
 Library/Homebrew/extend/ENV.rb |  2 +-
 Library/Homebrew/utils.rb      | 11 ++++++++++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/Library/Homebrew/extend/ENV.rb b/Library/Homebrew/extend/ENV.rb
index 8a599fa817..b059927a6c 100644
--- a/Library/Homebrew/extend/ENV.rb
+++ b/Library/Homebrew/extend/ENV.rb
@@ -96,7 +96,7 @@ module HomebrewEnvExtension
     else
       # otherwise lets try and figure it out ourselves
       fn = "#{MacOS.dev_tools_path}/#{tool}"
-      if File.file? fn
+      if File.executable? fn
         fn
       else
         nil
diff --git a/Library/Homebrew/utils.rb b/Library/Homebrew/utils.rb
index 9f7ef663cd..bc0f570d9e 100644
--- a/Library/Homebrew/utils.rb
+++ b/Library/Homebrew/utils.rb
@@ -319,7 +319,16 @@ module MacOS extend self
         # fallback for broken Xcode 4.3 installs
         Pathname.new '/Applications/Xcode.app/Contents/Developer'
       else
-        nil
+        # Ask Spotlight where Xcode is. If the user didn't install the
+        # helper tools and installed Xcode in a non-conventional place, this
+        # is our only option. See: http://superuser.com/questions/390757
+        path = `mdfind "kMDItemDisplayName==Xcode&&kMDItemKind==Application"`
+        path = "#{path}/Contents/Developer"
+        if path.empty? or not File.directory? path
+          nil
+        else
+          path
+        end
       end
     end
   end